The GTB2S-E1331 SICK is a compact photoelectric proximity sensor with a sensing range of 1 mm … 36 mm, NPN digital output Dark ON, connection Cable, 3-wire, 2 m. It uses visible red light, compact housing, high stability, ideal for object detection on conveyor systems and various industrial applications.
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range max | 1 mm … 36 mm |
| Type of light | Visible red light |
| Light spot size (distance) | Ø 3 mm (15 mm) |
| Wave length | 640 nm |
| Adjustment | None |
| Items supplied | None |
| Supply voltage | 10 V DC … 30 V DC |
| Digital output | NPN |
| Switching mode | Dark switching |
| Output current Imax | ≤ 50 mA |
| Response time | < 0.6 ms |
| Switching frequency | 800 Hz |
| Dimensions (W x H x D) | 7.7 mm x 21.8 mm x 13.5 mm |
| Connection | Cable, 3-wire, 2 m |
| Material Housing | Plastic, ABS |
| Material Front screen | Plastic, PMMA |
| Enclosure rating | IP67 |
| Ambient operating temperature | –25 °C … +50 °C |
| Special applications | Detecting small objects |
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